| original |
Wealden |
|
England(Hampshire) |
Dijkstra,S.J. Wealden megaspores and their stratigraphical value. |
1951 |
| details |
Wealden |
|
England(Hampshire) |
Potonie,R. Synopsis of the genera of the sporae dispersae. Part 1 |
1956 |
| details |
Wealden |
|
Netherlands |
Dijkstra,S.J. On megaspores, Charophyta Fruits and some other small fossils from the Cretaceous. |
1961 |
| details |
Desmoinesian |
Missourian |
Texas |
Gupta,S. Miospores from the Desmoinesian-Missourian boundary Formations of Texas and the age of the Salesville Formation |
1970 |
| details |
Desmoinesian |
|
Texas |
Gupta,S. Miospores from the Desmoinesian-Missourian boundary Formations of Texas and the age of the Salesville Formation |
1970 |
| details |
Nd |
|
Nd |
Batten,D.J. et al. Catalog of Mesozoic and Tertiary megaspores |
1990 |